The first slang word was 'gobsmacked'.

第一个俚语是“gobsmack”。

Gobsmacked, because he was drawing from memory upside down.

目瞪口呆，因为他是根据记忆倒过来画的。

Across the Atlantic in the U.K., they are " gobsmacked."

在大西洋彼岸的英国，他们“目瞪口呆”。

'He was gobsmacked when he open his tax bill! '

“当他打开税单时，他大吃一惊！”

But even Obama has used the word gobsmacked and he's no numpty.

笨蛋, 指你认为不像你这么聪明的人;提线木偶, 指你认为不像你这么聪明的人;爱慕, 比如用作" 我喜欢你" ;目瞪口呆的, 指受惊吓或感到惊奇;在几年前, " 你居然喜欢那个笨蛋真是让我目瞪口呆" 这句话是会令人费解的.

And so we were just gobsmacked to find out that they did agree.

“我们惊讶地发现，二者真的一致。”

For example 'I was gobsmacked that Liverpool beat Barcelona in the last minute! '

例如，“利物浦在最后一分钟击败巴塞罗那，我真的大吃一惊！”

When people enter this room, it is very common that they're kind of gobsmacked.

当人们进入这个房间时，他们通常都有点目瞪口呆。

Neither was the college president, Tan Tai Yong, who was reportedly " gobsmacked and flabbergasted" when informed in July.

也没有征求大学校长谭泰勇的意见。据报道，他在7月份被告知此事时“目瞪口呆”。

So, to be 'gobsmacked' is to be struck dumb as if by a smack in the face.

一个人变得“gobsmacked”是说这个人像是被打了一个大耳瓜子，蒙了。